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mac pip 安装插件后不在自己设置的目录,如何解决 Defaulting to user installation because normal site-packages is not writ

1、使用命令  python3 -m site --user-site /Users/nxy/Library/Python/3.9/lib/python/site-packages 2、安装插件 pip3 install pytz Defaulting to user installation because normal site-packages is not writeable Requirement already satisfied: pytz in /Library/Py

pytorch报错——The given NumPy array is not writeable,and PyTorch does not support non-writeable tensor

在报错的最后一行找到mnist.py的路径,然后编辑它 第498行,将copy=False修改为copy=True 关于进度显示0,其实已经安装了,在对应的路径里能看到就行 最后全安装玩完了可能也没有done或者successful,反正我是这样

python: Defaulting to user installation because normal site-packages is not writeable

  某日使用pip安装pytest包时,一直遇到提示信息“Defaulting to user installation because normal site-packages is not writeable”。 刚开始忽略了这个提示,package也能安装成功,但是每次都是加入到 C:\Users\user\AppData\Roaming\Python... 文件夹中, 且在cmd中运行pytest会提

生产者与消费者试验

package t1; public class TestThread5 { public static void main(String[] args) { Shared s = new Shared(); new Producer(s).start(); new Consumer(s).start(); }} class Shared { private char c; private volatile boolean writeable

The destination folder does not exist or is not writeable

问题描述:打包时出现错误:The destination folder does not exist or is not writeable     (目标文件夹不存在或不可写。) 解决方法: 1、检查jks文件路径是否正确 2、看编译打包的输出路径是否正确   书到用时方恨少,纸上得来终觉浅。共勉。

The destination folder does not exist or is not writeable

  打包发布的时候这样的结果, 解决方法 是自己的路径删除了,没有路径就报错了。重新选择一个路径即可打包。